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1999 Buick Regal LS 3.8L remote locksVIN: 2G4WB52K5Xi'm pretty sure what the problem is but would like someone
else's input.
car came in because doors would not unlock or lock with key
remote. customer said that they used to work but over time
you had to stand closer and closer to the car before the
doors wou...

2002 Buick Century Custom 3.1L dash lightsVIN: 2G4WS52J32Hi All I have a Buick that the dash warring lights come on
intermitant may stay off for a day some times they come on
right away the ABS TRAC service light will be on at the
same time but some times all waring lights will go on if
you cycle the key the lights ...

1993 Cadillac DeVille 4.9L Excessive EmissionsVIN: 1G6CD53B8PI have a cadillac that keeps blowing up mufflers. I have an
idea why but need some help on diagnose.
It will not go into closed loop and runs rich. It has new
cap, rotor, wires, plugs ( all were dry), egr (POS flow)and
O2 sensor. The ECT is reading correctly...

1990 Chevrolet K1500 Cheyenne 5.7L SpeedometerVIN: 1GCDK14KXLHello
Truck came in with used cluster from different shop.
Speedometer is not accurate. I have the chip to recalibrate
the speedo. What I need to know is what 2 pins on the back
of the cluster do I need touch to the the battery to start
the reprograming. I ha...

1993 Chevrolet Lumina APV 3.1L Poor Idle Quality, Misfire, MIL Lamp onVIN: 1GNDU06D4PThis old timer is killing me. It came in with the complaint
of stalling. It has not stalled for me but it has a very
rough idle, feels lean. I opened the hood and it looks like
every one in town has messed with it. Some tune -up parts
hade been done. I added d... Trouble codes: 45 (rich exhaust)

1994 Chevrolet Lumina 3.4L engineVIN: 1G1WP11S8RI am trying to quote a repair for an oil leak at the oil
pump drive shaft seal. I am not real familiar with this
engine. My AllData system has time posted for replacement
of oil pump drive shaft and also has time posted for the
distributor shaft seal. Oil pump...

1995 Chevrolet Corvette ZR-1 5.7L cooling systemVIN: 1G1YZ22J7SHope there is someone who is familar with the LT5 engines
used in the ZR1 Corvettes. This car uses a 190 degree
thermostat, new one installed prior to tests that I ran.
My problem is that the car runs hotter than I think it
should. At highway speeds, 55 to 65...

2000 Chevrolet Silverado 1500 5.3L bell housingVIN: 1GCEC19T8XVehcile has rattling noise as if something was jumping
around in exhaust, noise is coming from inside
bellhousing,can heard at idle/park, worst in gear light
load, due to small inspection hole can not see flywheel
that good even with starter out. Would think t...

2001 Chevrolet Silverado 2500 6.0L No Start, Starts and DiesVIN: 1GCHK29U71I have multiple issues with this truck however the most
serious one is no communication between the solus or an OTC
scanner with any of the modules.
Items working - Windows and door locks, head lights and
tail lights, dash lights, cranks OK starts and dies, ...

2001 Chevrolet Suburban 1500 5.3L MisfireVIN: 3GNNFK16TXcustomer brought vehicle in today with a concern of a check
engine light. The light had been on but is out at this time
and has;nt been on since i've started working on it.
Retrieved stored code p0300 (engine misfire detected) with
no freeze frame data. There ... Trouble codes: P0300

2003 Chevrolet Express 2500 6.0L Hydro boostVIN: 1GAGG29U93Customer brought vehicle in for pedal going to the floor.
During normal engine traveling operation brakes feel
perfect. If you sit still (or go to take vehicle out of
park) and push hard enough, pedal will slowly go to the
floor. Feels like your foot is overpo...

2003 Chevrolet Impala 3.4L Poor Idle Quality, cooling fansVIN: 2GIWF52E03HELP.this engine wll not idle properly and the cooling fans
go up and down in speed all the time. the only way to get
this to stop is to dis-connect the ect. then the idle comes
down and the fans run at a constant middle speed. i have
ran the complete test as ... Trouble codes: P0507

1997 GMC Yukon SLE 5.7L 1-2 ShiftVIN: 1GKEK13RXVthis vehicle came in for a trans shift concern. test drove
and found that the tran had no 2-3 shift unless you let up
off the accellorator. then it would shift hard into 3rd.
the fliud was very dirty. I found alot of info to cause me
to replace the transmissio...

2003 GMC Sierra 1500 5.3L volt meterVIN: 1GETK14T53Greetings, hopefully someone can help. I have this GMC
Sierra that has me thinking. The customer says that the
volt meter will read ok, then it will either go all the way
low or all the way high on way at a time. Once the key is
shut off and turned back on, th...

1997 Oldsmobile Bravada 4.3L front axlesVIN: 1GHDT13WOVwhen you drive this vehicle it has a loud bang coming from
the right front ,it's pretty loud & YOU CAN SEE THE HOOD
SHAKE EVERY TIME IT MAKES THE BANG NOISE. the funny thing
is that there is no humming noise or vibration. i belive
that it is the front diff. it...

1999 Pontiac Grand Am GT 3.4L pump rackVIN: 1G2NW12E5XHello all, I have A 99 Grand Am that steers very easy at
all speeds. it has variable effort steering, and it feels
like the valve is open all the time. I do'nt know if it is
stuck open or getting a bad signal. Does anybody know how I
can test this. thank you D...

2002 Pontiac Bonneville SE 3.8L StartingVIN: 1G2HX54KX2Customer towed this vehicle in with no start condition, he
informed us that it was bought from an insurance company
that had totaled the vehicle. Car is in mint condition,
customer informed us that lightning had struck either the
car or close to it and it woul...

2000 Saturn SW2 1.9L MechanicalVIN: 1G8ZN82701customer came in on 12/28/06 with brake pedal that would go
to the floor. car would stop but could not lock up brakes.
we blead system to no avail so we put on new m/c cylinder.
seem to be better. customer brought car back this week and
still not right. we reb...

2004 Saturn Ion-2 2.2L Front Strut AssembliesVIN: 1G8AZ52F64Hay guys, I need your help. Five repair attempts at
locating clunk, and no luck. Customer has been to the
Saturn Dealer with no help.Tech assistance no help.If you
have any ideas please let me know...Scott

1954 Chevrolet 3600 235CID signal lightsHello friends,i would really like to thank all the members
for taking there time to help.Wow i got alot of
responses.Well after explaining to the customer how to use
the correct hand signals,and my son thinking i had a broken
arm or dislocated shoulder(after s...

1996 Chevrolet C1500 Cheyenne 4.3L No Start, MisfireVIN: 1GCEC14W2TFollowing The information sent I was able to check out most
of the physical causes such as bad wiring,failed
components. etc. I am leaning toward low fuel pressure as
the guage it was tested with was found to be faulty and I
have not be able to retest as I am ...

1997 Chevrolet Cavalier 2.2L ignitionVIN: 1G1JC5241Vthank you for all the replies. the body shop couldn't
figure it out so they did bring it over. i found that the
wiring harness that runs alone the right frame had been hit
and melted the wiring harness. about six to seven wires
became one. lol anyway we have o...

1998 Chevrolet K1500 Cheyenne 5.7L MisfireVIN: 2GCEK19R8WHey, I think I'm on the right track,checked for an internal
vacuum leak as Mike from Michigan suggested,it's got full
manifold vacuum in the crankcase with the pcv system
unplugged.I will start by replacing the intake
gasket,watching closely at the troublesome... Trouble codes: P0141 (02 heater), P0300 (random missfire).

1998 Chevrolet Prizm 1.8L drl control moduleVIN: 1Y1SK5283Wthanks for all whom took time to read and respond with very
useful info. we found several areas with loss of ground
under heavy load only. test light was not a good test and
voltage drop was a challange since module would last less
than 5 seconds after plugged...

1998 Chevrolet K1500 Cheyenne 5.7L absVIN: 1GCEK19ROWThanks for the replys. We did swap tires to no avail.
Determined that either the lower gears or larger tire wheel
combo were causing wheel speed difference. Sent him to 4
wheel world to see if they could help him.

2003 Chevrolet Astro 4.3L MisfireVIN: 1GNDM19X43i replaced plugs, cap, rotor,& wires with delco parts.
misfire is gone but customer will be back if it starts
again. we will wait & see. thanks for all who replied for
the great advice

2003 Chevrolet Malibu 3.1L MIL Lamp onVIN: 1G1ND52J23Well the Malibu is fixed. Thank you for all the help
requests. The problem turned out to be the transmission
range sensor. We installed the part and sent customer down
the road. Thanks again! Trouble codes: P1815 (Transmission range sensor malfunction).

2003 Chevrolet Trailblazer North Face 4.2L batteryVIN: 1GNDT13S83Sorry for the late posting but I was hoping to get the
vehicle back to do some of the tests and check some of the
ideas that everyone had. The owner didn't want to spend
anymore money unless I was sure I would find the problem!!
Sure would be nice to be able t...

2000 GMC Sierra 1500 SL 5.3L No Start, Poor Idle Quality, StallVIN: 1GTEK19TXYFirst of all thanks for all the help i received for this
problem. This has been an intermittent problem for the last
six months according to the owner. The fuel pressure wasnt
a problem it was always within spec but we did find that at
start up it would allow ...

2004 GMC Yukon XL 1500 SLE 5.3L oil pressureVIN: 1GKFK16T94The customer is not sure that the guage didn't read this
way before . I have saw the guage on another vehicle a 05
pickup with a 5.3 and it reads the same. I now feel that it
is ok with this high oil pressure. Thanks to the tecks for
the help and replys Dale

2005 GMC Yukon XL 1500 SLT 5.3L stubby shaftVIN: 3GKFK16T45Thanks for your replies. You all were on the right track,
but this one was a difficult one. I think Rob has a good
point when he suggests first striking the flange inwards
towards the differential before attempting hamering out or
using a slide hammer. I have ...

2004 Pontiac Sunfire SE 2.2L Cuts out, StallVIN: 3G2JB52F34first off i'd like to thank everyone that replied,sometimes
you just overlook something or get a fresh idea on the
problem.i did get some very good professional help.an
intermittent problem like this can drive you crazy as it
never happened for me and only onc...

1998 Saturn SL1 1.9L MIL Lamp onVIN: 1GBZH5281Wthanks for the help freinds, i manually tested the vent
solenoid with no troubles. unable to check the canister or
the vent solenoid hose completely with out removing fuel
tank i posted for help. i had 5 replies. 1 was possible
intermittent faults with vent so... Trouble codes: 90446 (vent solenoid fault).